0034-7450
0034-7450
S0034-74502017000100050
10.1016/j.rcpeng.2017.03.002
Colombia
Colombia
00
03
2017
00
03
2017
46
1
50
54
[
2011
77
688-94
]
[
2015
22
222-7
]
[
2013
3
244
]
[
2006
45
789-99
]
[
1983
9
278-9
]
[
2006
134
1565-7
]
[
2014
111
89-93
]
[
1995
4
237-54
]
[
1999
^s8
^s8
8
21-8
]
[
1999
38
1380-7
]
[
1999
^s9
^s9
9
20-9
]
[
1995
16
189-97
]
[
1999
46
1418-28
]
[
2015
168
106-12
]
[
1986
9
293-311
]
[
1965
58
295-300
]
[
2014
56
295-7
]
[
2005
20
39-41
]
[
2005
24
92-102
]
[
2010
122
306-8
]
[
2012
23
268-71
]
[
2005
75
275-93
]
[
2012
73
37-50
]
[
2011
174
132-42
]
[
2005
309-22
]